Minecraft Mod: Adrift
Avast, me hearties!
Adrift is an ocean challenge map for Minecraft inspired by Survival Island in which you start aboard a boat. It even includes a nice little narrative: you’re the sole survivor of a “mysterious calamity” — which I bet is somehow related to Endermen — and give you can’t sail the vessel by your lonesome, you must find a way to survive, with no land in sight.
Read more on the official website.
Check out this playthrough:
This boat is real.